Overview
Brought to you by YData
Dataset statistics
| Number of variables | 15 |
|---|---|
| Number of observations | 9357 |
| Missing cells | 0 |
| Missing cells (%) | 0.0% |
| Duplicate rows | 0 |
| Duplicate rows (%) | 0.0% |
| Total size in memory | 2.4 MiB |
| Average record size in memory | 268.4 B |
Variable types
| DateTime | 1 |
|---|---|
| Categorical | 3 |
| Numeric | 11 |
FakeColumn has constant value "15.06" | Constant |
T has a high cardinality: 437 distinct values | High cardinality |
C6H6(GT) is highly overall correlated with CO(GT) and 5 other fields | High correlation |
CO(GT) is highly overall correlated with C6H6(GT) and 6 other fields | High correlation |
NO2(GT) is highly overall correlated with CO(GT) and 2 other fields | High correlation |
NOx_GT is highly overall correlated with CO(GT) and 4 other fields | High correlation |
PT08.S1(CO) is highly overall correlated with C6H6(GT) and 6 other fields | High correlation |
PT08.S2(NMHC) is highly overall correlated with C6H6(GT) and 5 other fields | High correlation |
PT08.S3(NOx) is highly overall correlated with C6H6(GT) and 6 other fields | High correlation |
PT08.S4(NO2) is highly overall correlated with C6H6(GT) and 3 other fields | High correlation |
PT08.S5(O3) is highly overall correlated with C6H6(GT) and 6 other fields | High correlation |
Time is uniformly distributed | Uniform |
Reproduction
| Analysis started | 2025-06-15 12:58:30.356337 |
|---|---|
| Analysis finished | 2025-06-15 12:58:47.604001 |
| Duration | 17.25 seconds |
| Software version | ydata-profiling vv4.16.1 |
| Download configuration | config.json |
Variables
Date
Date
| Distinct | 391 |
|---|---|
| Distinct (%) | 4.2% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 404.2 KiB |
| Minimum | 2004-01-04 00:00:00 |
|---|---|
| Maximum | 2005-12-03 00:00:00 |
| Invalid dates | 0 |
| Invalid dates (%) | 0.0% |
Histogram with fixed size bins (bins=50)
Time
Categorical
Uniform
| Distinct | 24 |
|---|---|
| Distinct (%) | 0.3% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 925.1 KiB |
| 18.00.00 | 390 |
|---|---|
| 05.00.00 | 390 |
| 14.00.00 | 390 |
| 13.00.00 | 390 |
| 12.00.00 | 390 |
| Other values (19) |
Length
| Max length | 8 |
|---|---|
| Median length | 8 |
| Mean length | 8 |
| Min length | 8 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | 18.00.00 |
|---|---|
| 2nd row | 19.00.00 |
| 3rd row | 20.00.00 |
| 4th row | 21.00.00 |
| 5th row | 22.00.00 |
Common Values
| Value | Count | Frequency (%) |
| 18.00.00 | 390 | 4.2% |
| 05.00.00 | 390 | 4.2% |
| 14.00.00 | 390 | 4.2% |
| 13.00.00 | 390 | 4.2% |
| 12.00.00 | 390 | 4.2% |
| 11.00.00 | 390 | 4.2% |
| 10.00.00 | 390 | 4.2% |
| 09.00.00 | 390 | 4.2% |
| 08.00.00 | 390 | 4.2% |
| 07.00.00 | 390 | 4.2% |
| Other values (14) | 5457 |
Length
Histogram of lengths of the category
| Value | Count | Frequency (%) |
| 18.00.00 | 390 | 4.2% |
| 06.00.00 | 390 | 4.2% |
| 20.00.00 | 390 | 4.2% |
| 21.00.00 | 390 | 4.2% |
| 22.00.00 | 390 | 4.2% |
| 23.00.00 | 390 | 4.2% |
| 00.00.00 | 390 | 4.2% |
| 01.00.00 | 390 | 4.2% |
| 02.00.00 | 390 | 4.2% |
| 03.00.00 | 390 | 4.2% |
| Other values (14) | 5457 |
Most occurring characters
| Value | Count | Frequency (%) |
| 0 | 42498 | |
| . | 18714 | |
| 1 | 5067 | 6.8% |
| 2 | 2730 | 3.6% |
| 3 | 1170 | 1.6% |
| 8 | 780 | 1.0% |
| 4 | 780 | 1.0% |
| 9 | 780 | 1.0% |
| 5 | 779 | 1.0% |
| 7 | 779 | 1.0% |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 74856 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| 0 | 42498 | |
| . | 18714 | |
| 1 | 5067 | 6.8% |
| 2 | 2730 | 3.6% |
| 3 | 1170 | 1.6% |
| 8 | 780 | 1.0% |
| 4 | 780 | 1.0% |
| 9 | 780 | 1.0% |
| 5 | 779 | 1.0% |
| 7 | 779 | 1.0% |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 74856 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| 0 | 42498 | |
| . | 18714 | |
| 1 | 5067 | 6.8% |
| 2 | 2730 | 3.6% |
| 3 | 1170 | 1.6% |
| 8 | 780 | 1.0% |
| 4 | 780 | 1.0% |
| 9 | 780 | 1.0% |
| 5 | 779 | 1.0% |
| 7 | 779 | 1.0% |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 74856 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| 0 | 42498 | |
| . | 18714 | |
| 1 | 5067 | 6.8% |
| 2 | 2730 | 3.6% |
| 3 | 1170 | 1.6% |
| 8 | 780 | 1.0% |
| 4 | 780 | 1.0% |
| 9 | 780 | 1.0% |
| 5 | 779 | 1.0% |
| 7 | 779 | 1.0% |
CO(GT)
Real number (ℝ)
High correlation
| Distinct | 97 |
|---|---|
| Distinct (%) | 1.0% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | -34.207524 |
| Minimum | -200 |
|---|---|
| Maximum | 11.9 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 1683 |
| Negative (%) | 18.0% |
| Memory size | 404.2 KiB |
Quantile statistics
| Minimum | -200 |
|---|---|
| 5-th percentile | -200 |
| Q1 | 0.6 |
| median | 1.5 |
| Q3 | 2.6 |
| 95-th percentile | 4.7 |
| Maximum | 11.9 |
| Range | 211.9 |
| Interquartile range (IQR) | 2 |
Descriptive statistics
| Standard deviation | 77.65717 |
|---|---|
| Coefficient of variation (CV) | -2.2701781 |
| Kurtosis | 0.77830552 |
| Mean | -34.207524 |
| Median Absolute Deviation (MAD) | 1 |
| Skewness | -1.6661795 |
| Sum | -320079.8 |
| Variance | 6030.6361 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -200 | 1683 | 18.0% |
| 1 | 305 | 3.3% |
| 1.4 | 279 | 3.0% |
| 1.6 | 275 | 2.9% |
| 1.5 | 273 | 2.9% |
| 1.1 | 262 | 2.8% |
| 0.7 | 260 | 2.8% |
| 1.7 | 258 | 2.8% |
| 1.3 | 253 | 2.7% |
| 0.8 | 251 | 2.7% |
| Other values (87) | 5258 |
| Value | Count | Frequency (%) |
| -200 | 1683 | |
| 0.1 | 33 | 0.4% |
| 0.2 | 45 | 0.5% |
| 0.3 | 98 | 1.0% |
| 0.4 | 160 | 1.7% |
| 0.5 | 217 | 2.3% |
| 0.6 | 244 | 2.6% |
| 0.7 | 260 | 2.8% |
| 0.8 | 251 | 2.7% |
| 0.9 | 248 | 2.7% |
| Value | Count | Frequency (%) |
| 11.9 | 1 | |
| 11.5 | 1 | |
| 10.2 | 2 | |
| 10.1 | 1 | |
| 9.9 | 1 | |
| 9.5 | 1 | |
| 9.4 | 1 | |
| 9.3 | 1 | |
| 9.2 | 1 | |
| 9.1 | 2 |
PT08.S1(CO)
Real number (ℝ)
High correlation
| Distinct | 1042 |
|---|---|
| Distinct (%) | 11.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 1048.9901 |
| Minimum | -200 |
|---|---|
| Maximum | 2040 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 366 |
| Negative (%) | 3.9% |
| Memory size | 404.2 KiB |
Quantile statistics
| Minimum | -200 |
|---|---|
| 5-th percentile | 746 |
| Q1 | 921 |
| median | 1053 |
| Q3 | 1221 |
| 95-th percentile | 1502 |
| Maximum | 2040 |
| Range | 2240 |
| Interquartile range (IQR) | 300 |
Descriptive statistics
| Standard deviation | 329.83271 |
|---|---|
| Coefficient of variation (CV) | 0.31442882 |
| Kurtosis | 5.8369357 |
| Mean | 1048.9901 |
| Median Absolute Deviation (MAD) | 147 |
| Skewness | -1.7215034 |
| Sum | 9815400 |
| Variance | 108789.62 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -200 | 366 | 3.9% |
| 973 | 30 | 0.3% |
| 1100 | 28 | 0.3% |
| 988 | 26 | 0.3% |
| 969 | 26 | 0.3% |
| 925 | 26 | 0.3% |
| 938 | 26 | 0.3% |
| 966 | 25 | 0.3% |
| 970 | 25 | 0.3% |
| 984 | 25 | 0.3% |
| Other values (1032) | 8754 |
| Value | Count | Frequency (%) |
| -200 | 366 | |
| 647 | 1 | < 0.1% |
| 649 | 1 | < 0.1% |
| 655 | 1 | < 0.1% |
| 667 | 3 | < 0.1% |
| 669 | 1 | < 0.1% |
| 676 | 1 | < 0.1% |
| 678 | 1 | < 0.1% |
| 679 | 1 | < 0.1% |
| 681 | 1 | < 0.1% |
| Value | Count | Frequency (%) |
| 2040 | 1 | |
| 2008 | 1 | |
| 1982 | 1 | |
| 1975 | 1 | |
| 1973 | 1 | |
| 1961 | 1 | |
| 1956 | 1 | |
| 1934 | 1 | |
| 1918 | 1 | |
| 1917 | 1 |
NMHC(GT)
Real number (ℝ)
| Distinct | 430 |
|---|---|
| Distinct (%) | 4.6% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | -159.09009 |
| Minimum | -200 |
|---|---|
| Maximum | 1189 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 8443 |
| Negative (%) | 90.2% |
| Memory size | 404.2 KiB |
Quantile statistics
| Minimum | -200 |
|---|---|
| 5-th percentile | -200 |
| Q1 | -200 |
| median | -200 |
| Q3 | -200 |
| 95-th percentile | 144.2 |
| Maximum | 1189 |
| Range | 1389 |
| Interquartile range (IQR) | 0 |
Descriptive statistics
| Standard deviation | 139.78909 |
|---|---|
| Coefficient of variation (CV) | -0.87867881 |
| Kurtosis | 18.863824 |
| Mean | -159.09009 |
| Median Absolute Deviation (MAD) | 0 |
| Skewness | 4.0757845 |
| Sum | -1488606 |
| Variance | 19540.99 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -200 | 8443 | |
| 66 | 14 | 0.1% |
| 40 | 9 | 0.1% |
| 29 | 9 | 0.1% |
| 88 | 8 | 0.1% |
| 93 | 8 | 0.1% |
| 84 | 7 | 0.1% |
| 55 | 7 | 0.1% |
| 95 | 7 | 0.1% |
| 60 | 7 | 0.1% |
| Other values (420) | 838 | 9.0% |
| Value | Count | Frequency (%) |
| -200 | 8443 | |
| 7 | 1 | < 0.1% |
| 8 | 1 | < 0.1% |
| 9 | 1 | < 0.1% |
| 10 | 1 | < 0.1% |
| 11 | 1 | < 0.1% |
| 14 | 2 | < 0.1% |
| 16 | 1 | < 0.1% |
| 17 | 4 | < 0.1% |
| 18 | 2 | < 0.1% |
| Value | Count | Frequency (%) |
| 1189 | 1 | |
| 1129 | 1 | |
| 1084 | 1 | |
| 1042 | 1 | |
| 974 | 1 | |
| 926 | 1 | |
| 899 | 1 | |
| 880 | 1 | |
| 872 | 1 | |
| 840 | 1 |
C6H6(GT)
Real number (ℝ)
High correlation
| Distinct | 408 |
|---|---|
| Distinct (%) | 4.4% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 1.8656834 |
| Minimum | -200 |
|---|---|
| Maximum | 63.7 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 366 |
| Negative (%) | 3.9% |
| Memory size | 404.2 KiB |
Quantile statistics
| Minimum | -200 |
|---|---|
| 5-th percentile | 0.7 |
| Q1 | 4 |
| median | 7.9 |
| Q3 | 13.6 |
| 95-th percentile | 24.42 |
| Maximum | 63.7 |
| Range | 263.7 |
| Interquartile range (IQR) | 9.6 |
Descriptive statistics
| Standard deviation | 41.380206 |
|---|---|
| Coefficient of variation (CV) | 22.17965 |
| Kurtosis | 19.188651 |
| Mean | 1.8656834 |
| Median Absolute Deviation (MAD) | 4.5 |
| Skewness | -4.5087629 |
| Sum | 17457.2 |
| Variance | 1712.3215 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -200 | 366 | 3.9% |
| 3.6 | 84 | 0.9% |
| 2.8 | 82 | 0.9% |
| 3.8 | 79 | 0.8% |
| 4 | 78 | 0.8% |
| 3.1 | 77 | 0.8% |
| 3 | 76 | 0.8% |
| 2.5 | 75 | 0.8% |
| 2.9 | 73 | 0.8% |
| 5.4 | 72 | 0.8% |
| Other values (398) | 8295 |
| Value | Count | Frequency (%) |
| -200 | 366 | |
| 0.1 | 2 | < 0.1% |
| 0.2 | 8 | 0.1% |
| 0.3 | 10 | 0.1% |
| 0.4 | 14 | 0.1% |
| 0.5 | 20 | 0.2% |
| 0.6 | 23 | 0.2% |
| 0.7 | 31 | 0.3% |
| 0.8 | 25 | 0.3% |
| 0.9 | 25 | 0.3% |
| Value | Count | Frequency (%) |
| 63.7 | 1 | |
| 52.1 | 1 | |
| 50.8 | 1 | |
| 50.7 | 1 | |
| 50.6 | 1 | |
| 49.5 | 1 | |
| 49.4 | 1 | |
| 48.2 | 1 | |
| 47.7 | 1 | |
| 47.5 | 1 |
PT08.S2(NMHC)
Real number (ℝ)
High correlation
| Distinct | 1246 |
|---|---|
| Distinct (%) | 13.3% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 894.59528 |
| Minimum | -200 |
|---|---|
| Maximum | 2214 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 366 |
| Negative (%) | 3.9% |
| Memory size | 404.2 KiB |
Quantile statistics
| Minimum | -200 |
|---|---|
| 5-th percentile | 471 |
| Q1 | 711 |
| median | 895 |
| Q3 | 1105 |
| 95-th percentile | 1415 |
| Maximum | 2214 |
| Range | 2414 |
| Interquartile range (IQR) | 394 |
Descriptive statistics
| Standard deviation | 342.33325 |
|---|---|
| Coefficient of variation (CV) | 0.3826683 |
| Kurtosis | 2.3700888 |
| Mean | 894.59528 |
| Median Absolute Deviation (MAD) | 195 |
| Skewness | -0.79343464 |
| Sum | 8370728 |
| Variance | 117192.06 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -200 | 366 | 3.9% |
| 853 | 25 | 0.3% |
| 880 | 23 | 0.2% |
| 800 | 23 | 0.2% |
| 859 | 23 | 0.2% |
| 985 | 22 | 0.2% |
| 783 | 21 | 0.2% |
| 769 | 21 | 0.2% |
| 776 | 21 | 0.2% |
| 850 | 21 | 0.2% |
| Other values (1236) | 8791 |
| Value | Count | Frequency (%) |
| -200 | 366 | |
| 383 | 2 | < 0.1% |
| 387 | 1 | < 0.1% |
| 388 | 1 | < 0.1% |
| 390 | 2 | < 0.1% |
| 397 | 1 | < 0.1% |
| 399 | 1 | < 0.1% |
| 402 | 2 | < 0.1% |
| 407 | 2 | < 0.1% |
| 408 | 1 | < 0.1% |
| Value | Count | Frequency (%) |
| 2214 | 1 | |
| 2007 | 1 | |
| 1983 | 1 | |
| 1981 | 1 | |
| 1980 | 1 | |
| 1959 | 1 | |
| 1958 | 1 | |
| 1935 | 1 | |
| 1924 | 1 | |
| 1920 | 1 |
NOx_GT
Real number (ℝ)
High correlation
| Distinct | 926 |
|---|---|
| Distinct (%) | 9.9% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 168.61697 |
| Minimum | -200 |
|---|---|
| Maximum | 1479 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 1639 |
| Negative (%) | 17.5% |
| Memory size | 404.2 KiB |
Quantile statistics
| Minimum | -200 |
|---|---|
| 5-th percentile | -200 |
| Q1 | 50 |
| median | 141 |
| Q3 | 284 |
| 95-th percentile | 653.2 |
| Maximum | 1479 |
| Range | 1679 |
| Interquartile range (IQR) | 234 |
Descriptive statistics
| Standard deviation | 257.43387 |
|---|---|
| Coefficient of variation (CV) | 1.5267376 |
| Kurtosis | 1.5054171 |
| Mean | 168.61697 |
| Median Absolute Deviation (MAD) | 109 |
| Skewness | 0.82523219 |
| Sum | 1577749 |
| Variance | 66272.196 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -200 | 1639 | 17.5% |
| 89 | 41 | 0.4% |
| 65 | 37 | 0.4% |
| 93 | 36 | 0.4% |
| 122 | 36 | 0.4% |
| 41 | 36 | 0.4% |
| 132 | 35 | 0.4% |
| 95 | 35 | 0.4% |
| 180 | 35 | 0.4% |
| 51 | 34 | 0.4% |
| Other values (916) | 7393 |
| Value | Count | Frequency (%) |
| -200 | 1639 | |
| 2 | 1 | < 0.1% |
| 4 | 1 | < 0.1% |
| 6 | 1 | < 0.1% |
| 7 | 1 | < 0.1% |
| 8 | 1 | < 0.1% |
| 9 | 1 | < 0.1% |
| 10 | 3 | < 0.1% |
| 11 | 4 | < 0.1% |
| 12 | 4 | < 0.1% |
| Value | Count | Frequency (%) |
| 1479 | 1 | |
| 1389 | 2 | |
| 1369 | 1 | |
| 1358 | 1 | |
| 1345 | 1 | |
| 1310 | 1 | |
| 1301 | 1 | |
| 1290 | 1 | |
| 1253 | 1 | |
| 1247 | 1 |
PT08.S3(NOx)
Real number (ℝ)
High correlation
| Distinct | 1222 |
|---|---|
| Distinct (%) | 13.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 794.99017 |
| Minimum | -200 |
|---|---|
| Maximum | 2683 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 366 |
| Negative (%) | 3.9% |
| Memory size | 404.2 KiB |
Quantile statistics
| Minimum | -200 |
|---|---|
| 5-th percentile | 410 |
| Q1 | 637 |
| median | 794 |
| Q3 | 960 |
| 95-th percentile | 1281.2 |
| Maximum | 2683 |
| Range | 2883 |
| Interquartile range (IQR) | 323 |
Descriptive statistics
| Standard deviation | 321.99355 |
|---|---|
| Coefficient of variation (CV) | 0.40502834 |
| Kurtosis | 3.1048259 |
| Mean | 794.99017 |
| Median Absolute Deviation (MAD) | 161 |
| Skewness | -0.38475977 |
| Sum | 7438723 |
| Variance | 103679.85 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -200 | 366 | 3.9% |
| 767 | 25 | 0.3% |
| 733 | 25 | 0.3% |
| 846 | 25 | 0.3% |
| 765 | 23 | 0.2% |
| 876 | 23 | 0.2% |
| 685 | 22 | 0.2% |
| 816 | 22 | 0.2% |
| 891 | 22 | 0.2% |
| 830 | 22 | 0.2% |
| Other values (1212) | 8782 |
| Value | Count | Frequency (%) |
| -200 | 366 | |
| 322 | 1 | < 0.1% |
| 325 | 2 | < 0.1% |
| 328 | 1 | < 0.1% |
| 330 | 2 | < 0.1% |
| 334 | 1 | < 0.1% |
| 335 | 1 | < 0.1% |
| 340 | 2 | < 0.1% |
| 341 | 1 | < 0.1% |
| 345 | 1 | < 0.1% |
| Value | Count | Frequency (%) |
| 2683 | 1 | |
| 2559 | 1 | |
| 2542 | 1 | |
| 2331 | 1 | |
| 2327 | 1 | |
| 2318 | 1 | |
| 2294 | 1 | |
| 2121 | 1 | |
| 2095 | 2 | |
| 2081 | 1 |
NO2(GT)
Real number (ℝ)
High correlation
| Distinct | 284 |
|---|---|
| Distinct (%) | 3.0% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 58.148873 |
| Minimum | -200 |
|---|---|
| Maximum | 340 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 1642 |
| Negative (%) | 17.5% |
| Memory size | 404.2 KiB |
Quantile statistics
| Minimum | -200 |
|---|---|
| 5-th percentile | -200 |
| Q1 | 53 |
| median | 96 |
| Q3 | 133 |
| 95-th percentile | 194 |
| Maximum | 340 |
| Range | 540 |
| Interquartile range (IQR) | 80 |
Descriptive statistics
| Standard deviation | 126.94046 |
|---|---|
| Coefficient of variation (CV) | 2.1830252 |
| Kurtosis | 0.27559907 |
| Mean | 58.148873 |
| Median Absolute Deviation (MAD) | 40 |
| Skewness | -1.2256296 |
| Sum | 544099 |
| Variance | 16113.879 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -200 | 1642 | 17.5% |
| 97 | 78 | 0.8% |
| 117 | 77 | 0.8% |
| 119 | 77 | 0.8% |
| 95 | 75 | 0.8% |
| 101 | 75 | 0.8% |
| 114 | 75 | 0.8% |
| 110 | 74 | 0.8% |
| 115 | 73 | 0.8% |
| 116 | 72 | 0.8% |
| Other values (274) | 7039 |
| Value | Count | Frequency (%) |
| -200 | 1642 | |
| 2 | 1 | < 0.1% |
| 3 | 1 | < 0.1% |
| 5 | 2 | < 0.1% |
| 7 | 1 | < 0.1% |
| 8 | 2 | < 0.1% |
| 9 | 2 | < 0.1% |
| 11 | 2 | < 0.1% |
| 12 | 2 | < 0.1% |
| 13 | 1 | < 0.1% |
| Value | Count | Frequency (%) |
| 340 | 1 | |
| 333 | 1 | |
| 326 | 1 | |
| 322 | 1 | |
| 312 | 1 | |
| 310 | 1 | |
| 309 | 1 | |
| 306 | 1 | |
| 301 | 1 | |
| 296 | 1 |
PT08.S4(NO2)
Real number (ℝ)
High correlation
| Distinct | 1604 |
|---|---|
| Distinct (%) | 17.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 1391.4796 |
| Minimum | -200 |
|---|---|
| Maximum | 2775 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 366 |
| Negative (%) | 3.9% |
| Memory size | 404.2 KiB |
Quantile statistics
| Minimum | -200 |
|---|---|
| 5-th percentile | 757 |
| Q1 | 1185 |
| median | 1446 |
| Q3 | 1662 |
| 95-th percentile | 2020.2 |
| Maximum | 2775 |
| Range | 2975 |
| Interquartile range (IQR) | 477 |
Descriptive statistics
| Standard deviation | 467.21012 |
|---|---|
| Coefficient of variation (CV) | 0.33576497 |
| Kurtosis | 3.2670279 |
| Mean | 1391.4796 |
| Median Absolute Deviation (MAD) | 236 |
| Skewness | -1.2441099 |
| Sum | 13020075 |
| Variance | 218285.3 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -200 | 366 | 3.9% |
| 1488 | 24 | 0.3% |
| 1580 | 22 | 0.2% |
| 1539 | 21 | 0.2% |
| 1467 | 20 | 0.2% |
| 1638 | 19 | 0.2% |
| 1490 | 18 | 0.2% |
| 1418 | 18 | 0.2% |
| 1321 | 17 | 0.2% |
| 1511 | 17 | 0.2% |
| Other values (1594) | 8815 |
| Value | Count | Frequency (%) |
| -200 | 366 | |
| 551 | 1 | < 0.1% |
| 559 | 1 | < 0.1% |
| 561 | 1 | < 0.1% |
| 579 | 1 | < 0.1% |
| 601 | 1 | < 0.1% |
| 602 | 1 | < 0.1% |
| 605 | 1 | < 0.1% |
| 621 | 1 | < 0.1% |
| 637 | 1 | < 0.1% |
| Value | Count | Frequency (%) |
| 2775 | 1 | |
| 2746 | 1 | |
| 2691 | 1 | |
| 2684 | 1 | |
| 2679 | 1 | |
| 2667 | 1 | |
| 2665 | 1 | |
| 2662 | 1 | |
| 2643 | 2 | |
| 2641 | 2 |
PT08.S5(O3)
Real number (ℝ)
High correlation
| Distinct | 1744 |
|---|---|
| Distinct (%) | 18.6% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 975.07203 |
| Minimum | -200 |
|---|---|
| Maximum | 2523 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 366 |
| Negative (%) | 3.9% |
| Memory size | 404.2 KiB |
Quantile statistics
| Minimum | -200 |
|---|---|
| 5-th percentile | 348 |
| Q1 | 700 |
| median | 942 |
| Q3 | 1255 |
| 95-th percentile | 1750 |
| Maximum | 2523 |
| Range | 2723 |
| Interquartile range (IQR) | 555 |
Descriptive statistics
| Standard deviation | 456.93818 |
|---|---|
| Coefficient of variation (CV) | 0.46861993 |
| Kurtosis | 0.63829664 |
| Mean | 975.07203 |
| Median Absolute Deviation (MAD) | 272 |
| Skewness | -0.03466188 |
| Sum | 9123749 |
| Variance | 208792.5 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -200 | 366 | 3.9% |
| 836 | 20 | 0.2% |
| 825 | 20 | 0.2% |
| 826 | 19 | 0.2% |
| 926 | 18 | 0.2% |
| 799 | 17 | 0.2% |
| 777 | 17 | 0.2% |
| 949 | 16 | 0.2% |
| 891 | 16 | 0.2% |
| 923 | 16 | 0.2% |
| Other values (1734) | 8832 |
| Value | Count | Frequency (%) |
| -200 | 366 | |
| 221 | 1 | < 0.1% |
| 225 | 1 | < 0.1% |
| 227 | 1 | < 0.1% |
| 232 | 1 | < 0.1% |
| 252 | 1 | < 0.1% |
| 253 | 1 | < 0.1% |
| 257 | 1 | < 0.1% |
| 261 | 2 | < 0.1% |
| 262 | 1 | < 0.1% |
| Value | Count | Frequency (%) |
| 2523 | 1 | |
| 2522 | 1 | |
| 2519 | 1 | |
| 2515 | 1 | |
| 2494 | 1 | |
| 2480 | 1 | |
| 2475 | 1 | |
| 2465 | 1 | |
| 2452 | 1 | |
| 2434 | 1 |
T
Categorical
High cardinality
| Distinct | 437 |
|---|---|
| Distinct (%) | 4.7% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 369.0 KiB |
| -200.0 | 366 |
|---|---|
| 20.8 | 57 |
| 21.3 | 54 |
| 20.2 | 51 |
| 13.8 | 51 |
| Other values (432) |
Length
| Max length | 6 |
|---|---|
| Median length | 4 |
| Mean length | 3.901571 |
| Min length | 3 |
Unique
| Unique | 27 ? |
|---|---|
| Unique (%) | 0.3% |
Sample
| 1st row | 13.6 |
|---|---|
| 2nd row | 13.3 |
| 3rd row | 11.9 |
| 4th row | 11.0 |
| 5th row | 11.2 |
Common Values
| Value | Count | Frequency (%) |
| -200.0 | 366 | 3.9% |
| 20.8 | 57 | 0.6% |
| 21.3 | 54 | 0.6% |
| 20.2 | 51 | 0.5% |
| 13.8 | 51 | 0.5% |
| 12.0 | 49 | 0.5% |
| 15.6 | 49 | 0.5% |
| 12.3 | 49 | 0.5% |
| 16.3 | 48 | 0.5% |
| 19.8 | 48 | 0.5% |
| Other values (427) | 8535 |
Length
Histogram of lengths of the category
| Value | Count | Frequency (%) |
| 200.0 | 366 | 3.9% |
| 20.8 | 57 | 0.6% |
| 21.3 | 54 | 0.6% |
| 20.2 | 51 | 0.5% |
| 13.8 | 51 | 0.5% |
| 12.0 | 49 | 0.5% |
| 15.6 | 49 | 0.5% |
| 12.3 | 49 | 0.5% |
| 16.3 | 48 | 0.5% |
| 19.8 | 48 | 0.5% |
| Other values (417) | 8535 |
Most occurring characters
| Value | Count | Frequency (%) |
| . | 9357 | |
| 1 | 5366 | |
| 2 | 4858 | |
| 3 | 2911 | 8.0% |
| 0 | 2851 | 7.8% |
| 4 | 1952 | 5.3% |
| 5 | 1855 | 5.1% |
| 6 | 1798 | 4.9% |
| 8 | 1788 | 4.9% |
| 7 | 1729 | 4.7% |
| Other values (2) | 2042 | 5.6% |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 36507 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| . | 9357 | |
| 1 | 5366 | |
| 2 | 4858 | |
| 3 | 2911 | 8.0% |
| 0 | 2851 | 7.8% |
| 4 | 1952 | 5.3% |
| 5 | 1855 | 5.1% |
| 6 | 1798 | 4.9% |
| 8 | 1788 | 4.9% |
| 7 | 1729 | 4.7% |
| Other values (2) | 2042 | 5.6% |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 36507 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| . | 9357 | |
| 1 | 5366 | |
| 2 | 4858 | |
| 3 | 2911 | 8.0% |
| 0 | 2851 | 7.8% |
| 4 | 1952 | 5.3% |
| 5 | 1855 | 5.1% |
| 6 | 1798 | 4.9% |
| 8 | 1788 | 4.9% |
| 7 | 1729 | 4.7% |
| Other values (2) | 2042 | 5.6% |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 36507 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| . | 9357 | |
| 1 | 5366 | |
| 2 | 4858 | |
| 3 | 2911 | 8.0% |
| 0 | 2851 | 7.8% |
| 4 | 1952 | 5.3% |
| 5 | 1855 | 5.1% |
| 6 | 1798 | 4.9% |
| 8 | 1788 | 4.9% |
| 7 | 1729 | 4.7% |
| Other values (2) | 2042 | 5.6% |
RH
Real number (ℝ)
| Distinct | 754 |
|---|---|
| Distinct (%) | 8.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Infinite | 0 |
| Infinite (%) | 0.0% |
| Mean | 39.48538 |
| Minimum | -200 |
|---|---|
| Maximum | 88.7 |
| Zeros | 0 |
| Zeros (%) | 0.0% |
| Negative | 366 |
| Negative (%) | 3.9% |
| Memory size | 404.2 KiB |
Quantile statistics
| Minimum | -200 |
|---|---|
| 5-th percentile | 15 |
| Q1 | 34.1 |
| median | 48.6 |
| Q3 | 61.9 |
| 95-th percentile | 77.6 |
| Maximum | 88.7 |
| Range | 288.7 |
| Interquartile range (IQR) | 27.8 |
Descriptive statistics
| Standard deviation | 51.216145 |
|---|---|
| Coefficient of variation (CV) | 1.2970914 |
| Kurtosis | 15.764154 |
| Mean | 39.48538 |
| Median Absolute Deviation (MAD) | 13.9 |
| Skewness | -3.9324074 |
| Sum | 369464.7 |
| Variance | 2623.0935 |
| Monotonicity | Not monotonic |
Histogram with fixed size bins (bins=50)
| Value | Count | Frequency (%) |
| -200 | 366 | 3.9% |
| 53.1 | 31 | 0.3% |
| 47.8 | 30 | 0.3% |
| 57.9 | 30 | 0.3% |
| 60.8 | 27 | 0.3% |
| 45.9 | 27 | 0.3% |
| 43.4 | 26 | 0.3% |
| 50.9 | 26 | 0.3% |
| 49.8 | 26 | 0.3% |
| 50.1 | 26 | 0.3% |
| Other values (744) | 8742 |
| Value | Count | Frequency (%) |
| -200 | 366 | |
| 9.2 | 2 | < 0.1% |
| 9.3 | 1 | < 0.1% |
| 9.6 | 1 | < 0.1% |
| 9.8 | 1 | < 0.1% |
| 9.9 | 2 | < 0.1% |
| 10 | 2 | < 0.1% |
| 10.2 | 1 | < 0.1% |
| 10.4 | 1 | < 0.1% |
| 10.7 | 1 | < 0.1% |
| Value | Count | Frequency (%) |
| 88.7 | 1 | < 0.1% |
| 87.2 | 1 | < 0.1% |
| 87.1 | 1 | < 0.1% |
| 87 | 1 | < 0.1% |
| 86.6 | 2 | |
| 86.5 | 2 | |
| 86 | 1 | < 0.1% |
| 85.7 | 3 | |
| 85.6 | 1 | < 0.1% |
| 85.5 | 1 | < 0.1% |
FakeColumn
Categorical
Constant
| Distinct | 1 |
|---|---|
| Distinct (%) | < 0.1% |
| Missing | 0 |
| Missing (%) | 0.0% |
| Memory size | 897.7 KiB |
| 15.06 |
|---|
Length
| Max length | 5 |
|---|---|
| Median length | 5 |
| Mean length | 5 |
| Min length | 5 |
Unique
| Unique | 0 ? |
|---|---|
| Unique (%) | 0.0% |
Sample
| 1st row | 15.06 |
|---|---|
| 2nd row | 15.06 |
| 3rd row | 15.06 |
| 4th row | 15.06 |
| 5th row | 15.06 |
Common Values
| Value | Count | Frequency (%) |
| 15.06 | 9357 |
Length
Histogram of lengths of the category
Common Values (Plot)
| Value | Count | Frequency (%) |
| 15.06 | 9357 |
Most occurring characters
| Value | Count | Frequency (%) |
| 1 | 9357 | |
| 5 | 9357 | |
| . | 9357 | |
| 0 | 9357 | |
| 6 | 9357 |
Most occurring categories
| Value | Count | Frequency (%) |
| (unknown) | 46785 |
Most frequent character per category
(unknown)
| Value | Count | Frequency (%) |
| 1 | 9357 | |
| 5 | 9357 | |
| . | 9357 | |
| 0 | 9357 | |
| 6 | 9357 |
Most occurring scripts
| Value | Count | Frequency (%) |
| (unknown) | 46785 |
Most frequent character per script
(unknown)
| Value | Count | Frequency (%) |
| 1 | 9357 | |
| 5 | 9357 | |
| . | 9357 | |
| 0 | 9357 | |
| 6 | 9357 |
Most occurring blocks
| Value | Count | Frequency (%) |
| (unknown) | 46785 |
Most frequent character per block
(unknown)
| Value | Count | Frequency (%) |
| 1 | 9357 | |
| 5 | 9357 | |
| . | 9357 | |
| 0 | 9357 | |
| 6 | 9357 |
Interactions
Correlations
| C6H6(GT) | CO(GT) | NMHC(GT) | NO2(GT) | NOx_GT | PT08.S1(CO) | PT08.S2(NMHC) | PT08.S3(NOx) | PT08.S4(NO2) | PT08.S5(O3) | RH | Time | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C6H6(GT) | 1.000 | 0.590 | 0.028 | 0.457 | 0.480 | 0.902 | 1.000 | -0.642 | 0.777 | 0.888 | 0.004 | 0.281 |
| CO(GT) | 0.590 | 1.000 | 0.136 | 0.770 | 0.813 | 0.584 | 0.590 | -0.580 | 0.305 | 0.576 | -0.043 | 0.193 |
| NMHC(GT) | 0.028 | 0.136 | 1.000 | 0.022 | -0.038 | 0.132 | 0.028 | 0.161 | 0.120 | 0.025 | 0.011 | 0.082 |
| NO2(GT) | 0.457 | 0.770 | 0.022 | 1.000 | 0.906 | 0.476 | 0.457 | -0.522 | 0.061 | 0.498 | -0.134 | 0.262 |
| NOx_GT | 0.480 | 0.813 | -0.038 | 0.906 | 1.000 | 0.507 | 0.480 | -0.581 | 0.066 | 0.551 | 0.058 | 0.197 |
| PT08.S1(CO) | 0.902 | 0.584 | 0.132 | 0.476 | 0.507 | 1.000 | 0.902 | -0.645 | 0.686 | 0.906 | 0.195 | 0.222 |
| PT08.S2(NMHC) | 1.000 | 0.590 | 0.028 | 0.457 | 0.480 | 0.902 | 1.000 | -0.642 | 0.777 | 0.888 | 0.004 | 0.257 |
| PT08.S3(NOx) | -0.642 | -0.580 | 0.161 | -0.522 | -0.581 | -0.645 | -0.642 | 1.000 | -0.363 | -0.652 | 0.038 | 0.176 |
| PT08.S4(NO2) | 0.777 | 0.305 | 0.120 | 0.061 | 0.066 | 0.686 | 0.777 | -0.363 | 1.000 | 0.610 | 0.054 | 0.174 |
| PT08.S5(O3) | 0.888 | 0.576 | 0.025 | 0.498 | 0.551 | 0.906 | 0.888 | -0.652 | 0.610 | 1.000 | 0.226 | 0.166 |
| RH | 0.004 | -0.043 | 0.011 | -0.134 | 0.058 | 0.195 | 0.004 | 0.038 | 0.054 | 0.226 | 1.000 | 0.298 |
| Time | 0.281 | 0.193 | 0.082 | 0.262 | 0.197 | 0.222 | 0.257 | 0.176 | 0.174 | 0.166 | 0.298 | 1.000 |
Missing values
A simple visualization of nullity by column.
Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.
Sample
| Date | Time | CO(GT) | PT08.S1(CO) | NMHC(GT) | C6H6(GT) | PT08.S2(NMHC) | NOx_GT | PT08.S3(NOx) | NO2(GT) | PT08.S4(NO2) | PT08.S5(O3) | T | RH | FakeColumn | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 10/03/2004 | 18.00.00 | 2.6 | 1360.0 | 150.0 | 11.9 | 1046.0 | 166.0 | 1056.0 | 113.0 | 1692.0 | 1268.0 | 13.6 | 48.9 | 15.06 |
| 1 | 10/03/2004 | 19.00.00 | 2.0 | 1292.0 | 112.0 | 9.4 | 955.0 | 103.0 | 1174.0 | 92.0 | 1559.0 | 972.0 | 13.3 | 47.7 | 15.06 |
| 2 | 10/03/2004 | 20.00.00 | 2.2 | 1402.0 | 88.0 | 9.0 | 939.0 | 131.0 | 1140.0 | 114.0 | 1555.0 | 1074.0 | 11.9 | 54.0 | 15.06 |
| 3 | 10/03/2004 | 21.00.00 | 2.2 | 1376.0 | 80.0 | 9.2 | 948.0 | 172.0 | 1092.0 | 122.0 | 1584.0 | 1203.0 | 11.0 | 60.0 | 15.06 |
| 4 | 10/03/2004 | 22.00.00 | 1.6 | 1272.0 | 51.0 | 6.5 | 836.0 | 131.0 | 1205.0 | 116.0 | 1490.0 | 1110.0 | 11.2 | 59.6 | 15.06 |
| 5 | 10/03/2004 | 23.00.00 | 1.2 | 1197.0 | 38.0 | 4.7 | 750.0 | 89.0 | 1337.0 | 96.0 | 1393.0 | 949.0 | 11.2 | 59.2 | 15.06 |
| 6 | 11/03/2004 | 00.00.00 | 1.2 | 1185.0 | 31.0 | 3.6 | 690.0 | 62.0 | 1462.0 | 77.0 | 1333.0 | 733.0 | 11.3 | 56.8 | 15.06 |
| 7 | 11/03/2004 | 01.00.00 | 1.0 | 1136.0 | 31.0 | 3.3 | 672.0 | 62.0 | 1453.0 | 76.0 | 1333.0 | 730.0 | 10.7 | 60.0 | 15.06 |
| 8 | 11/03/2004 | 02.00.00 | 0.9 | 1094.0 | 24.0 | 2.3 | 609.0 | 45.0 | 1579.0 | 60.0 | 1276.0 | 620.0 | 10.7 | 59.7 | 15.06 |
| 9 | 11/03/2004 | 03.00.00 | 0.6 | 1010.0 | 19.0 | 1.7 | 561.0 | -200.0 | 1705.0 | -200.0 | 1235.0 | 501.0 | 10.3 | 60.2 | 15.06 |
| Date | Time | CO(GT) | PT08.S1(CO) | NMHC(GT) | C6H6(GT) | PT08.S2(NMHC) | NOx_GT | PT08.S3(NOx) | NO2(GT) | PT08.S4(NO2) | PT08.S5(O3) | T | RH | FakeColumn | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9347 | 04/04/2005 | 05.00.00 | 0.5 | 888.0 | -200.0 | 1.3 | 528.0 | 77.0 | 1077.0 | 53.0 | 987.0 | 578.0 | 10.4 | 59.9 | 15.06 |
| 9348 | 04/04/2005 | 06.00.00 | 1.1 | 1031.0 | -200.0 | 4.4 | 730.0 | 182.0 | 760.0 | 93.0 | 1129.0 | 905.0 | 9.5 | 63.1 | 15.06 |
| 9349 | 04/04/2005 | 07.00.00 | 4.0 | 1384.0 | -200.0 | 17.4 | 1221.0 | 594.0 | 470.0 | 155.0 | 1600.0 | 1457.0 | 9.7 | 61.9 | 15.06 |
| 9350 | 04/04/2005 | 08.00.00 | 5.0 | 1446.0 | -200.0 | 22.4 | 1362.0 | 586.0 | 415.0 | 174.0 | 1777.0 | 1705.0 | 13.5 | 48.9 | 15.06 |
| 9351 | 04/04/2005 | 09.00.00 | 3.9 | 1297.0 | -200.0 | 13.6 | 1102.0 | 523.0 | 507.0 | 187.0 | 1375.0 | 1583.0 | 18.2 | 36.3 | 15.06 |
| 9352 | 04/04/2005 | 10.00.00 | 3.1 | 1314.0 | -200.0 | 13.5 | 1101.0 | 472.0 | 539.0 | 190.0 | 1374.0 | 1729.0 | 21.9 | 29.3 | 15.06 |
| 9353 | 04/04/2005 | 11.00.00 | 2.4 | 1163.0 | -200.0 | 11.4 | 1027.0 | 353.0 | 604.0 | 179.0 | 1264.0 | 1269.0 | 24.3 | 23.7 | 15.06 |
| 9354 | 04/04/2005 | 12.00.00 | 2.4 | 1142.0 | -200.0 | 12.4 | 1063.0 | 293.0 | 603.0 | 175.0 | 1241.0 | 1092.0 | 26.9 | 18.3 | 15.06 |
| 9355 | 04/04/2005 | 13.00.00 | 2.1 | 1003.0 | -200.0 | 9.5 | 961.0 | 235.0 | 702.0 | 156.0 | 1041.0 | 770.0 | 28.3 | 13.5 | 15.06 |
| 9356 | 04/04/2005 | 14.00.00 | 2.2 | 1071.0 | -200.0 | 11.9 | 1047.0 | 265.0 | 654.0 | 168.0 | 1129.0 | 816.0 | 28.5 | 13.1 | 15.06 |